42. Solving a chemistry problem

1. Define and calculate the mass fraction and mass concentration of the solute, its molar and molar concentrations, molar concentration of equivalents and titer of the solution based on the data (Table 2.1).
Table 2.1 Methods for expressing the concentration of solutions
Number Formula Mass Mass Density
tasks of the substance of the substance, g of water, g of the solution, g/ml
1 Al2(SO4)3 32 538 1.0360